Adjusting The Lower Thread Loosening Amount - Brother RH-9820 Service Manual

7. ADJUSTMENTS

7-32. Adjusting the lower thread loosening amount

0781B
1. Loosen the nut (1).
2. Turn the lower thread release plate (2) by hand or push the plunger (3) of the tension release solenoid from the back to turn the
lower thread release plate (2) until the tension release pin (4) is sitting on stepped part [A].
3. Turn the tension stud D (6) to adjust the height so that the opening amount for the tension discs (5) is 1 ± 0.3 mm at this time.
4. Tighten the nut (1).
RH-9820 184